$(function(){
			var current = 0;
			var count = $(".pics-list li").length - 1;
			var width = $(".pics-list li").width();
			function next(){
				if(current >= count){
					current = 0;
				}else{
					current++;
				}
				$(".points-list li").eq(current).addClass("active").siblings().removeClass("active")
				$(".pics-list").css("left",-1 * width * current + "px")
			}
			
			function prev(){
				
				if(current <= 0){
					current = count;
				}else{
					current--;
				}
				$(".points-list li").eq(current).addClass("active").siblings().removeClass("active")
				$(".pics-list").css("left",-1 * width * current + "px")
			}
			
			setInterval(function(){
				next();
			},3000)
			$(".banner-box .next").click(function(){
				next();
			})
			
			$(".banner-box .prev").click(function(){
				prev();
			})
		})